package com.hmdp.utils;

import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.util.StrUtil;
import com.hmdp.dto.Result;
import com.hmdp.dto.UserDTO;
import com.hmdp.entity.User;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.util.Map;
import java.util.concurrent.TimeUnit;

public class LoginInteceptor implements HandlerInterceptor {

    //拦截器这个类并没有交给IOC  所以手动创建的对象必须new出来
    private StringRedisTemplate stringRedisTemplate;

    public LoginInteceptor(StringRedisTemplate stringRedisTemplate) {
        this.stringRedisTemplate=stringRedisTemplate;
    }

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
//        是否需要去拦截
        if(UserHolder.getUser()==null){
            response.setStatus(401);
            return false;
        }
        return true;
    }
}
